Using invalid iterator

Undefined behavior may result; the program may crash or subtly misbehave. An invalid or past-the-end iterator is being used
/src/mongo/s/write_ops/write_op.cpp:69: INVALIDATE_ITERATOR 134195 Function "end" creates an iterator.
/src/mongo/s/write_ops/write_op.cpp:69: INVALIDATE_ITERATOR 134195 Assigning: "nonRetryableErr" = "std::find_if(errOps->begin(), errOps->end(), mongo::<unnamed>::getFirstNonRetryableError(std::vector<mongo::ChildWriteOp const *, std::allocator<mongo::ChildWriteOp const *> > const &)::[lambda(mongo::ChildWriteOp const *) (instance 1)]())".
/src/mongo/s/write_ops/write_op.cpp:76: INVALIDATE_ITERATOR 134195 Dereferencing iterator "nonRetryableErr" though it is already past the end of its container.